4-Hexyl-4'-cyanobiphenyl
[CAS# 41122-70-7]

Identification

• Classification: Organic raw materials >> Aryl compounds >> Biphenyl compounds
• Name: 4-Hexyl-4'-cyanobiphenyl
• Synonyms: 4'-n-Hexyl-4-cyanobiphenyl; 6CB; CB 6; CB 6 (liquid crystal); K 18; K 18 (liquid crystal); p-Hexyl-p'-cyanobiphenyl
• Molecular Formula: C₁₉H₂₁N
• Molecular Weight: 263.38
• CAS Registry Number: 41122-70-7
• EC Number: 255-228-5

Properties

• Solubility: Insoluble (3.2E^-5 g/L) (25 ºC), Calc.^*
• Density: 1.02±0.1 g/cm³ (20 ºC 760 Torr), Calc.^*
• Melting point: 30.5 ºC (polymorph)^**

^* Calculated using Advanced Chemistry Development (ACD/Labs) Software V11.02 (©1994-2014 ACD/Labs)

^** Adamska, Gabriela; Biuletyn Wojskowej Akademii Technicznej imienia Jaroslawa Dabrowskiego 1978, V27(11), P91-102.

Safety Data

• Hazard Symbols: Xn
• Risk Codes: R20/21/22;R36/37/38
• Safety Description: S26;S37/39

Hazard Classification

Hazard	Class	Category Code	Hazard Statement
Acute toxicity	Acute Tox.	4	H312
Acute toxicity	Acute Tox.	4	H332
Acute toxicity	Acute Tox.	4	H302
Eye irritation	Eye Irrit.	2	H319
Skin irritation	Skin Irrit.	2	H315
Specific target organ toxicity - single exposure	STOT SE	3	H335
Acute hazardous to the aquatic environment	Aquatic Acute	1	H400
Chronic hazardous to the aquatic environment	Aquatic Chronic	1	H410